Year % of female population 1960 1.23993975262061 1961 1.24160179950869 1962 1.24838012958963 1963 1.25931529108534 1964 1.27025664090717 1965 1.28001061148693 1966 1.29002236211109 1967 1.2938651855592 1968 1.29236319606608 1969 1.28921253831894 1970 1.28613920285544 1971 1.28296590842641 1972 1.2758711933825 1973 1.2683313515656 1974 1.26194218699486 1975 1.25212620027435 1976 1.24500162109586 1977 1.26081423575836 1978 1.29865985960434 1979 1.33857183704159 1980 1.37500923356162 1981 1.40896942147021 1982 1.44340286161178 1983 1.48223414061845 1984 1.54090614480754 1985 1.61633658200639 1986 1.68031335291789 1987 1.72299260981483 1988 1.74117792855594 1989 1.74384510128705 1990 1.76696937047868 1991 1.80773485189889 1992 1.85109429331152 1993 1.90280671650938 1994 1.94866774756034 1995 1.98273756208778 1996 2.02335342120507 1997 2.07262795872952 1998 2.10858192844879 1999 2.12534657810225 2000 2.12049147839873 2001 2.098163737508 2002 2.08151881391594 2003 2.09152107085879 2004 2.12325720805213 2005 2.15707007593963 2006 2.18846205327265 2007 2.20692409360173 2008 2.18867638991355 2009 2.12551560469365 2010 2.09796768173164 2011 2.15393237436951 2012 2.1883165360209 2013 2.18952170823829 2014 2.21237279559212 2015 2.18768207190783 2016 2.1189034439244 2017 2.11002687031537 2018 2.15075073374668 2019 2.19897463012095 2020 2.25633212004928 2021 2.29480658858663 2022 2.29404086318148 2023 2.3073674158954